before placing the question you must know that none of the NIT i.e NATIONAL INSTITUTE OF TECHNOLOGY are govt. institutes like IIT not private no nit are private
Nits are the egg stage of lice. They attach to the hair and feel bumpy. Lice treatments will destroy the eggs. Follow manufacturer's directions...and quickly!
Headlice can appear by maybe close contact to others who also have them. If you have them, you will need a special treatment. You can get all different types, you only need to go into your local...